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UNS Alloy No. | Description | Chemical Composition | MFG Range | |
Plate & Bar | Rod | |||
C17510 | Be-Ni-Cu | Be:0.2-0.6 Ni:1.4-2.2 Co:0.3 Fe:0.1 AL:0.2 Si:0.2 Cu:Rem. | ≥ 2mm | ≥ 2mm |
C18150 | Cr-Cu | Cr:0.5-1.5 Zr:0.05-0.25 Cu:Rem. | ≥ 2mm | ≥ 2mm |
Alloy | Mechanical Properties | Electrical Conductivity I.A.C.S % at 20°C | Temperature Limit on Heat Resistance / °C | Equivalent Standard | Characteristics & Applications | |||
Tensile Strength N/mm² | Elongation % | Hardness HRB | ||||||
EK-2 | Drawn Bar | 450~550 | 15~30 | 78~87 | 78~88≥ 2mm | 480~520 | JISZ3234 2 ISO5182-1978-2-1 RWMA II |
With durability improved by adding special element to copperchromium-zirconium alloy, it excells in electric conductivity and heat resistance; hence, it is in use most widely as resistance welding electrode material. |
Foreged Products | 390~490 | 15~30 | 72~82 |
Seam Welding Plates
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